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BUG#46183, added character set identifier on character constants in VALUES part for column list partitioned tables to ensure constants are handled properly according to character sets

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This commit is contained in:
Mikael Ronstrom 2009-10-22 18:17:59 +02:00
parent 66f056a64c
commit b980d229ff
3 changed files with 56 additions and 17 deletions
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42
mysql-test/r/partition_column.result
View File

@ -1,4 +1,19 @@
drop table if exists t1;
create table t1 (a varchar(2) character set ucs2)
partition by list column_list (a)
(partition p0 values in (0x2020),
partition p1 values in (''));
show create table t1;
Table Create Table
t1 CREATE TABLE `t1` (
`a` varchar(2) CHARACTER SET ucs2 DEFAULT NULL
) ENGINE=MyISAM DEFAULT CHARSET=latin1
/*!50100 PARTITION BY LIST COLUMN_LIST(a)
(PARTITION p0 VALUES IN (_ucs2' ') ENGINE = MyISAM,
PARTITION p1 VALUES IN (_ucs2'') ENGINE = MyISAM) */
insert into t1 values ('');
insert into t1 values (_ucs2 0x2020);
drop table t1;
create table t1 (a int, b char(10), c varchar(25), d datetime)
partition by range column_list(a,b,c,d)
subpartition by hash (to_seconds(d))
@ -26,6 +41,21 @@ RANGE COLUMN_LIST a,b,c,d 1,MAXVALUE,MAXVALUE,MAXVALUE
RANGE COLUMN_LIST a,b,c,d 1,MAXVALUE,MAXVALUE,MAXVALUE
RANGE COLUMN_LIST a,b,c,d 1,MAXVALUE,MAXVALUE,MAXVALUE
RANGE COLUMN_LIST a,b,c,d 1,MAXVALUE,MAXVALUE,MAXVALUE
show create table t1;
Table Create Table
t1 CREATE TABLE `t1` (
`a` int(11) DEFAULT NULL,
`b` char(10) DEFAULT NULL,
`c` varchar(25) DEFAULT NULL,
`d` datetime DEFAULT NULL
) ENGINE=MyISAM DEFAULT CHARSET=latin1
/*!50100 PARTITION BY RANGE COLUMN_LIST(a,b,c,d)
SUBPARTITION BY HASH (to_seconds(d))
SUBPARTITIONS 4
(PARTITION p0 VALUES LESS THAN (1,_latin1'0',MAXVALUE,0) ENGINE = MyISAM,
PARTITION p1 VALUES LESS THAN (1,_latin1'a',MAXVALUE,730120) ENGINE = MyISAM,
PARTITION p2 VALUES LESS THAN (1,_latin1'a',MAXVALUE,MAXVALUE) ENGINE = MyISAM,
PARTITION p3 VALUES LESS THAN (1,MAXVALUE,MAXVALUE,MAXVALUE) ENGINE = MyISAM) */
drop table t1;
create table t1 (a int, b int)
partition by range column_list (a,b)
@ -243,10 +273,10 @@ t1 CREATE TABLE `t1` (
/*!50100 PARTITION BY RANGE COLUMN_LIST(a,b,c)
SUBPARTITION BY KEY (c,d)
SUBPARTITIONS 3
(PARTITION p0 VALUES LESS THAN (1,'abc','abc') ENGINE = MyISAM,
PARTITION p1 VALUES LESS THAN (2,'abc','abc') ENGINE = MyISAM,
PARTITION p2 VALUES LESS THAN (3,'abc','abc') ENGINE = MyISAM,
PARTITION p3 VALUES LESS THAN (4,'abc','abc') ENGINE = MyISAM) */
(PARTITION p0 VALUES LESS THAN (1,_latin1'abc',_latin1'abc') ENGINE = MyISAM,
PARTITION p1 VALUES LESS THAN (2,_latin1'abc',_latin1'abc') ENGINE = MyISAM,
PARTITION p2 VALUES LESS THAN (3,_latin1'abc',_latin1'abc') ENGINE = MyISAM,
PARTITION p3 VALUES LESS THAN (4,_latin1'abc',_latin1'abc') ENGINE = MyISAM) */
insert into t1 values (1,'a','b',1),(2,'a','b',2),(3,'a','b',3);
insert into t1 values (1,'b','c',1),(2,'b','c',2),(3,'b','c',3);
insert into t1 values (1,'c','d',1),(2,'c','d',2),(3,'c','d',3);
@ -274,8 +304,8 @@ t1 CREATE TABLE `t1` (
`c` int(11) DEFAULT NULL
) ENGINE=MyISAM DEFAULT CHARSET=latin1
/*!50100 PARTITION BY RANGE COLUMN_LIST(a,b,c)
(PARTITION p0 VALUES LESS THAN (1,'A',1) ENGINE = MyISAM,
PARTITION p1 VALUES LESS THAN (1,'B',1) ENGINE = MyISAM) */
(PARTITION p0 VALUES LESS THAN (1,_latin1'A',1) ENGINE = MyISAM,
PARTITION p1 VALUES LESS THAN (1,_latin1'B',1) ENGINE = MyISAM) */
insert into t1 values (1, 'A', 1);
explain partitions select * from t1 where a = 1 AND b <= 'A' and c = 1;
id select_type table partitions type possible_keys key key_len ref rows Extra

24
mysql-test/t/partition_column.test
View File

@ -8,6 +8,18 @@
drop table if exists t1;
--enable_warnings
#
# BUG#48163, Dagger in UCS2 not working as partition value
#
create table t1 (a varchar(2) character set ucs2)
partition by list column_list (a)
(partition p0 values in (0x2020),
partition p1 values in (''));
show create table t1;
insert into t1 values ('');
insert into t1 values (_ucs2 0x2020);
drop table t1;
create table t1 (a int, b char(10), c varchar(25), d datetime)
partition by range column_list(a,b,c,d)
subpartition by hash (to_seconds(d))
@ -18,19 +30,9 @@ subpartitions 4
partition p3 values less than (1, MAXVALUE, MAXVALUE, MAXVALUE));
select partition_method, partition_expression, partition_description
from information_schema.partitions where table_name = "t1";
#show create table t1;
show create table t1;
drop table t1;
#
# BUG#48163, Dagger in UCS2 not working as partition value
#
#create table t1 (a varchar(2) character set ucs2)
#partition by list column_list (a)
#(partition p0 values in (0x2020),
# partition p1 values in (''));
#insert into t1 values ('');
#drop table t1;
--error ER_NULL_IN_VALUES_LESS_THAN
create table t1 (a int, b int)
partition by range column_list (a,b)

7
sql/sql_partition.cc
View File

@ -2147,7 +2147,14 @@ static int add_column_list_values(File fptr, partition_info *part_info,
return 1;
}
if (item_expr->result_type() == STRING_RESULT)
{
if (field_cs)
{
err+= add_string(fptr,"_");
err+= add_string(fptr, field_cs->csname);
}
err+= add_string(fptr,"'");
}
err+= add_string_object(fptr, res);
if (item_expr->result_type() == STRING_RESULT)
err+= add_string(fptr,"'");